We explore crypto lending and where yield comes from, as well as the impact of Bitcoin and crypto price volatility and the importance of traditional credit analysis.One of the more notable cryptocurrency developments in recent years is the ability to earn yield by lending digital assets, including Bitcoin and stablecoins, to centralized exchanges, OTC traders and decentralized finance (DeFi) protocols.Since crypto enables micro-payments that were not previously economically rational, market participants trade more frequently.